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Switch debouncer uses only one gate
The circuit inFigure 1produces a single debounced pulse each time you press S1. Moreover, the circuit uses only logic power from the remote pull-up re...
分类:其他好文   时间:2014-11-28 15:46:59    阅读次数:174
Get buck-boost performance from a boost regulator
The SEPIC (single-ended, primary-inductance-converter) topology is generally a good choice for voltage regulators that must produce an on output volta...
分类:其他好文   时间:2014-11-28 14:22:06    阅读次数:279
Single transistor provides short-circuit protection
In certain dc/dc-converter applications, on-chip, cycle-by-cycle current limit may be insufficient protection to prevent a failure during a short circ...
分类:其他好文   时间:2014-11-28 14:19:55    阅读次数:221
Transformerless dc/dc converter produces bipolar outputs
The conventional way to produce dual (positive and negative) outputs from a single positive input is to use a transformer. Although such designs are r...
分类:其他好文   时间:2014-11-28 14:08:17    阅读次数:145
[转] .NET 中关于 First,FirstOrDefault,Single,SingleOrDefault 几个方法的区别
.NET 的 System.Linq.Enumerable 类为我们提供了许多 Linq 方法,今天给大家分享一下关于 First,FirstOrDefault,Single,SingleOrDefault 几个方法的区别,实例及使用场景,首先是关于这几个方法的定义:First: 返回序列中的第一个...
分类:Web程序   时间:2014-11-28 11:33:22    阅读次数:171
Leetcode-Add Two Numbers
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ...
分类:其他好文   时间:2014-11-28 06:10:40    阅读次数:259
从零开始iOS8编程【UI设计之按钮加强版的HelloWold】
加强版Hello World 实现步骤 1.创建HelloWorldV2工程 在Xcode中创建HelloWorldV2工程, 基于iPhone视图基础应用程序。 iPhone OS ->Application ->Single View Appl...
分类:移动开发   时间:2014-11-27 23:42:58    阅读次数:333
[leetcode]Add Two Numbers
问题描述: You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it ...
分类:其他好文   时间:2014-11-27 23:42:16    阅读次数:239
Bluetooth low energy介绍
1. 介绍 Bluetooth low energy,也称BLE(低功耗蓝牙),在4.0规范中提出 BLE分为两种设备 - 单模(single-mode): Logo为「Bluetooth®Smart」 - 双模(dual-mode): Logo为「Bluetooth®Smart Ready」 ti...
分类:其他好文   时间:2014-11-27 21:49:18    阅读次数:241
MFC中的GDI绘图(5)
坐标映射实例 (1)建立单文档MFC项目Draw:New—>Projects—>MFC AppWizard(EXE)—>Single Document。 (2)找到CMainFrame::PreCreateWindow函数,在其中设置默认窗口大小为400 pixel*300 pixel。 BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)...
分类:编程语言   时间:2014-11-27 18:35:33    阅读次数:190
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